______,2. In a large bowl, combine all the wet ingredients: pumpkin puree, yogurt, butter and vanilla. Mix until evenly combined.,3. Add sugars, flour, baking soda, cinnamon and allspice into the batter. Stir until evenly combined. Fold 3/4 of the chocolate chips into the batter.,4. Pour batter into the prepared dish and spread it evenly. Top with reserved chocolate chips.,5. Cook until a toothpick inserted into the middle comes out clean, about 25-30 minutes. Serve and enjoy!